(19)
(11) EP 2 438 235 A1

(12)

(43) Date of publication:
11.04.2012 Bulletin 2012/15

(21) Application number: 10724032.7

(22) Date of filing: 27.05.2010
(51) International Patent Classification (IPC): 
D21C 1/08(2006.01)
(86) International application number:
PCT/EP2010/057288
(87) International publication number:
WO 2010/139589 (09.12.2010 Gazette 2010/49)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 02.06.2009 EP 09161636
02.06.2009 US 183275 P

(71) Applicant: Akzo Nobel Chemicals International B.V.
3811 MH Amersfoort (NL)

(72) Inventors:
  • HELLSTRÖM, Pia
    S-463 75 Hjärtum (SE)
  • NILSSON, Pär
    S-414 66 Göteborg (SE)
  • WALTER, Karin Susanne Maria
    S-416 79 Göteborg (SE)
  • JOHANSSON, Patrik
    S-466 94 Sollebrunn (SE)
  • WACKERBERG, Eva Linnea Elisabeth
    S-416 69 Göteborg (SE)
  • PAULSSON, Magnus Lars
    S-416 56 Göteborg (SE)

(74) Representative: De Vries, Adriaan Jacobus et al
Akzo Nobel N.V. Legal, IP & Compliance P.O. Box 9300
6800 SB Arnhem
6800 SB Arnhem (NL)

   


(54) PROCESS FOR PRODUCING MECHANICAL PULP